FR806367A - Improvements to direction finders or route indicators for airplanes, ships, etc. - Google Patents

Improvements to direction finders or route indicators for airplanes, ships, etc.

Info

Publication number
FR806367A
FR806367A FR806367DA FR806367A FR 806367 A FR806367 A FR 806367A FR 806367D A FR806367D A FR 806367DA FR 806367 A FR806367 A FR 806367A
Authority
FR
France
Prior art keywords
airplanes
ships
direction finders
route indicators
indicators
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
John R Steinhoff
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR806367A publication Critical patent/FR806367A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
FR806367D 1935-05-14 1936-05-13 Improvements to direction finders or route indicators for airplanes, ships, etc. Expired FR806367A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US806367XA 1935-05-14 1935-05-14

Publications (1)

Publication Number Publication Date
FR806367A true FR806367A (en) 1936-12-15

Family

ID=22158628

Family Applications (1)

Application Number Title Priority Date Filing Date
FR806367D Expired FR806367A (en) 1935-05-14 1936-05-13 Improvements to direction finders or route indicators for airplanes, ships, etc.

Country Status (1)

Country Link
FR (1) FR806367A (en)

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